KR960008793Y1 - Cutting machine of soles - Google Patents

Abstract

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Description

Sole cutting machine

1 is a perspective view of the present invention.

2 is a perspective view of a power transmission device portion of the present invention.

3 is a front view of the power transmission unit portion of the present invention.

4 is a plan view seen from the line A-A of FIG.

5 is a plan view seen from the line B-B in FIG.

Figure 6 is a perspective view of the conveying port of the present invention.

* Explanation of symbols for main parts of the drawings

20: rotation shaft 23, 26: the first cam portion and the second cam portion

24, 25: outer diameter part 24a, 25a: cover part

31: Crank Road 32: Piston Road

41: double row self-aligning ball bearing 42: ring

43: rod bearing 50: rotating member

51: cylindrical portion 52: between operation

53: bracket 56: support member

60: axis 60a: spline portion

71: vertical member 72: operating port

80: horizontal stand 81: vertical stand

82: fixed body 90: pressure valve

The present invention relates to a sole cutter, and in particular, to simplify the kinematic system of the axis rotated repeatedly at a certain angle in the power transmission device of the cutter and the operating lever mechanism for selectively retracting the axis, to eliminate the operation noise of the kinematic system .

In general, the power transmission device of the sole transmission transmitter is a mechanism that is complicated by the configuration of the drive mechanism that receives power from the drive shaft is driven by the rotational force of the drive motor is composed of a complicated connection means. This is because the linear movement mechanism for cutting the sole and the movement system of the shaft supporting the sole and inducing the transfer in the cutting direction of the sole form a complex movement. In particular, the frictional force of the operating mechanisms is exposed because the movement system is exposed to the outside of the main body. In addition, there is a lot of noise caused by the vibration, as well as the inconvenience of having to inject lubricating oil to the mutual movement joint.

In order to avoid the need for frequent injecting lubricant into such a mechanical system, it is desirable to install an automatic lubricating oil input method by the operating machine and an operating system in the lubricating oil.

In addition, since the motion system has a complicated configuration as described above, it is possible to simplify the motion system and easily perform installation and maintenance, as well as eliminate the occurrence of noise caused by the operating mechanism.

The present invention is made on the basis of the above circumstances, and the automatic lubricating oil is supplied to the kinematic system itself, and the connection means of the automatic kinematic system are reduced by configuring the simplified connecting means between the rotating shaft and the rotating shaft at the same time as the slotting mechanism. It is an object of the present invention to provide a sole cutting machine to eliminate the operation noise.

Specific means of the present invention for achieving the above object is in the sole cutter, a rotary shaft driven by the rotational force of the drive motor, and each arc-shaped lubricating oil splashing portion formed on one end of the rotary shaft and the pulley A slotting mechanism for linear reciprocating motion by the cam portion between the parts, an axis repeatedly rotating forward and reverse at a predetermined angle simultaneously with the slotting mechanism, a connecting rod mechanism vertically rotating the axis, and vertically connected to the other cam portion of the rotating shaft; It is achieved by the rotation member which transmits rotation repeatedly to a shaft between the support members by the up-down operation of a connecting rod mechanism, and the power transmission device of the operating lever mechanism which installed the said shaft to retreat selectively.

Hereinafter, described in detail with reference to the accompanying drawings.

As shown in FIG. 1 and FIG. 2, the rotating shaft 20 driven by the rotational force of the driving motor 10 installed close to one side of the upper portion of the sole cutter is horizontally supported inside the enclosure 5 and installed freely for rotation. .

On both ends of the coaxial projecting out of the housing 5 of the rotary shaft 20, the flywheel 21 and the flywheel 22 having the step of the pulley portion 21a are fixedly installed, and the driving motor 10 and the pleat portion ( The power transmission belt is wound between 21a) and is installed to enable power transmission to the fixed rotating shaft 20. [See Figure 4]

In addition, in FIG. 4, the rotary shaft 20 has a first cam portion 23 eccentric with the rotary shaft 20 at one end thereof, and the first cam portion 23 provides a slotting mechanism 30. Allows straight reciprocation.

The hole 31a penetrated at one end of the crank rod 31 constituting the slotting mechanism 3 is configured to rotate freely in the first cam portion 23, and the hole 30b penetrated at the other end is piston. A sliding pin 33 is configured to slide freely through the fixed pin 33 arranged in one end of the rod 32.

On the other end of the piston rod 32, a tool rest 34 is provided, and the tool rest 34 has a knife 35 at one end and is configured to cut the shoe sole.

In addition, the piston rod 32 for linear reciprocating motion in proportion to the amount of eccentricity of the first cam portion 23 is slidably supported by the inner diameter of the housing 36 protruding from the front surface of the enclosure 5.

In FIG. 3, an arm member 6 protruding forward from the housing 5 is provided above and adjacent to the tool rest 34. As shown in FIG.

A support part 6a is provided at the side end of the arm member 6 so that the tip part of the support part 6a is fitted to the shoe and the sole gap when the knife 35 is cut and transferred to the shoe sole.

In FIGS. 2 and 4, both side portions of the first cam portion 23 are integrally formed with the rotation shaft 20, and the stop portions 24a and 25a protruding in an arc shape having a predetermined length from the outer diameter portions 24 and 25. have. These stops 24a and 25a are configured to scatter lubricating oil to be filled to a predetermined height inside the enclosure 5 in all directions when rotating, so as to achieve automatic lubrication supply to the connecting operation sites, respectively.

The second cam portion 26 is eccentrically formed with the rotation shaft 20 at one side of the stopper portion 24a, and is formed integrally with the outer cam portion of the second cam portion 26. The double cam automatic constituting the connecting mechanism 40 is formed. The inner diameter of the ball bearing 41 is fitted and fixed.

In addition, the inner diameter of the ring 42 having the same width as that of the double row self-aligning ball bearing 41 is inserted into and fixed to the outer diameter portion of the double row self-aligning ball bearing 41, and the rod bearing is vertically downward on the outer circumference of the ring 42. 43 is fixed integrally to form a connecting mechanism 40.

The self-aligning ball bearing 41 and the rod bearing 43 are characterized in that the shaft 60, which will be described later, is installed to correspond to the change in the center of the bearings 41 and 43, respectively, which occurs during forward and reverse rotation.

In FIG. 5, the rotating member 50 that is repeatedly rotated according to the lifting and lowering of the rod bearing 43 has an operation section 52 formed vertically at one end of the cylindrical portion 51 having the spline formed therein. The end of the operation 52 is fixedly connected to the ball of the rod bearing 43.

The cylindrical portion 51 of the rotating member 50 is freely rotated inside the support member 56 fixed to the inner bottom shaft of the enclosure 5.

As shown in Figs. 3 and 5, the cylindrical portion 51 is configured to slide the spline portion 60a formed at a predetermined length at one end of the shaft 60, and the shaft 60 is provided in the housing. (70) It is fitted in the inner diameter and is slidably supported.

A bracket 53 is fixedly installed at one end of the shaft 60, and the cylindrical roller 73 of the operation lever mechanism 7 to be described later abuts against the inclined portion 53a of the bracket 53. have.

The spring housing 64 is provided between the left end of the shaft 60 and the spring housing 64 so as to be provided with elasticity for continuously pushing the shaft 60 forward by the compression spring 63. Has a tightening bolt 64a for adjusting the elasticity of the compression spring 63.

In addition, at the right end of the shaft 60, a conveyance port 65 provided to convey the workpiece in one direction is provided in the conveyance support 61, and the conveyance port 65 has a roller guide having a plurality of rollers 67. The side plate bracket (68) having a long hole (68a) hole is fixed to one side of the 66, bolts (69a, 69b) is inserted into the long hole (68a) and the bolt (69a) is the transfer support 61 Rotate guided in the arc slot groove (not shown) formed on one side of the) and by coupling the bolt (69b) to one side of the support support 61, the conveying hole 65 can have a vertical slope change along the arc slot groove It is comprised so that the angle of thickness can be changed. [FIG. 6]

A portion of the vertical member 71 fixed to the bottom surface of the housing 5 of the actuating lever mechanism 70 is configured to be rotatable by fixing the bolts 75.

A cylindrical roller 73 is vertically installed at one end of the operating port 72 so as to be disposed freely. When the operating port 72 rotates, the cylindrical roller 73 is inclined 53a of the bracket 3. It is installed to abut).

Meanwhile, in FIGS. 1 and 3, a vertical stand 81 having a length of three lengths is hinged to one end of the horizontal stand 80 having the footrest 80a to penetrate into the enclosure 5 to be vertically connected. The fixed body 82 which has the horizontal long hole 82a in the one end of 81 is comprised integrally.

A bolt 83 is coupled to the actuation hole 72 in the long hole 82a of the fixing body 82, and the bolt 83 is configured to freely slide in the actuation hole 82a.

The actuating lever mechanism 70 configured as described above has the shaft 60 with the bracket 60 which abuts against the cylindrical roller 73 by rotating the actuating mechanism 72 counterclockwise when the footrest 80a is acted downward. It is configured to push backward together.

At one end of the upper surface of the enclosure 5, a pressure valve 90 is vertically fixed to adjust the pressure in the enclosure 5.

Looking at the operating state of the present invention configured as described above are as follows.

When the belt is transmitted to the flywheel 21 with rotational power by the rotation of the driving motor 10, the rotation shaft 20 rotates.

At this time, the crank rod 31 connected to the first cam unit 23 is converted into a rotational movement according to the eccentric amount of the first cam unit 23, the piston rod 32 hinged to the fixing pin 33 in conjunction with this It receives a sliding support in the housing 36 and performs a linear reciprocating motion. The knife 35 fixed to the tool rest 34 by the linear reciprocating motion of the piston rod 32 is to cut the shoe sole, and at the same time by the support portion 6a installed on one side of the arm (6) Work with guiding the shoe while supporting the pushing.

On the other hand, the self-aligning ball bearing 41 fitted to the second cam portion 26 that is integrally rotated with the first cam portion 23 corresponds to the eccentric amount of the second cam portion 26 and making the position change while connecting rod mechanism 40. Is lifted up and down. At this time, the ring 42 and the rod bearing 43 of the upper and lower connecting rods 40 are respectively angularly changed in the axial direction in order to convert the lifting and lowering motion into the rotational motion of the rotating member 50. Function.

Therefore, the rotational motion by the second cam portion 26 of the rotational shaft 20 is transmitted in a vertical line and the movement of the rotational force to the operation 52 to rotate the rotational member 50 by a certain angle, thereby engaging with the spline inside the rotational member. Shaft 60 is rotated forward and backward at a predetermined angle.

Therefore, at the end of the shaft 60, the conveyance port 65 fixed to the conveyance support 61 is rotated forward and backward, and the sole (not shown) to be in contact with one side of the conveyance port 65 is guided in the cutting direction and conveyed. .

Next, when the footrest 8a is pushed downward, the fixing body 82 of the vertical member 71 rotates the operation tool 72, and at the same time, the cylindrical roller 73 has the bracket 53 and the shaft 60. ) Is retracted to disengage the shoe (not shown) between the support 6a and the feed port 65.

In addition, the engaging portion (24a, 25a) that is integrally rotated with the rotary shaft 20 has a function to rotate in all directions to rotate the lubricating oil to be filled to a certain height inside the housing (5).

As described above, the present invention simplifies the configuration of the power transmission device by reducing the connecting means by simplifying the kinetic system of the shaft, which is required for repeated forward and reverse rotation through a linear motion on the rotating shaft, and is easy to install and maintain, and operates in a closed space. It is a useful design that can provide a sole cutter that eliminates noise by installing a mechanism and automatically supplying lubricant of the mechanism system.

Claims (4)

In the sole cutting machine, the rotary shaft 20 which is driven to rotate under the rotational force of the drive motor 10, the arc-shaped lubricating oil splashing portions 24a and 25a formed at one end of the rotary shaft 20, and the difference The slitting mechanism 30 linearly reciprocates by the first cam portion 23 between the openings 24a and 25a, and the slotting mechanism 30, and at the same time, the support member 56 while repeatedly rotating forward and backward at a predetermined angle. And a shaft 60 which is slidably supported by the housing 7, a connecting mechanism 40 vertically connected to the second cam portion 26 of the rotating shaft 20 by forward and reverse rotation of the shaft 60, and the connecting. Rotating member 50 which forwards and lowers the operation of the mechanism 40 to the shaft 60 between the rotating members 50, and the operating lever mechanism 7 which selectively installs the shaft 60 to retreat. Sole cutters characterized in that the configuration. The method of claim 1, wherein the connecting mechanism (40) inserts a double row self-aligning ball bearing 41 to the second cam portion 26 and fixedly attaches a ring (42) to the outer diameter of the double row self-aligning ball bearing (41). The sole cutting machine, characterized in that the rotating member 50 is fixed to the rod bearing 43 so as to be capable of repeating the forward and reverse rotation repeating the forward and reverse rotation of the rotating member (50). According to claim 1, wherein the actuating lever mechanism 70 is hinged to one side of the vertical member 71 to install the actuator 72 rotatably, the cylindrical roller 73 at one end of the actuator 72 is Shoe cutter, characterized in that the fixed body (82) is configured to be freely rotated in accordance with the vertical stand (81) to move the operating port (72) rotatable. According to claim 1, wherein the end of the shaft 60 is provided with a feed support 61, the feed port 65 installed on one side of the feed support 61 has a roller 67 in the feed support 61 Shoe cutters, characterized in that configured to be freely manipulated vertical inclination.